2013
Oxytocin and Epstein‐Barr virus: Stress biomarkers in the postpartum period among first‐time mothers from São Paulo, Brazil
Rudzik A, Breakey A, Bribiescas R. Oxytocin and Epstein‐Barr virus: Stress biomarkers in the postpartum period among first‐time mothers from São Paulo, Brazil. American Journal Of Human Biology 2013, 26: 43-50. PMID: 24265252, DOI: 10.1002/ajhb.22489.Peer-Reviewed Original ResearchConceptsFirst-time mothersUnplanned pregnancyEBV AbOT levelsSelf-reported stress levelsEpstein-Barr virus (EBV) antibody levelsVirus antibody levelsEpstein-Barr virusBreast milk samplesBlood spot samplesAntibody levelsWeeks postpartumPostpartum periodPregnancyEffective biomarkersSatisfaction scoresNew mothersStress biomarkersPSS scoresOxytocinSpot samplesBiomarkersMothersPositive associationStressful experiences
2006
Age, rank, and personality effects on the cortisol sedation stress response in young chimpanzees
Anestis S, Bribiescas R, Hasselschwert D. Age, rank, and personality effects on the cortisol sedation stress response in young chimpanzees. Physiology & Behavior 2006, 89: 287-294. PMID: 16887152, DOI: 10.1016/j.physbeh.2006.06.010.Peer-Reviewed Original ResearchConceptsCortisol responseIndividual differencesPersonality effectsBaseline cortisolAge differencesYoung chimpanzeesAdolescent chimpanzeesPsychosocial stressorsStyle scoresRank-related differencesSedation measuresStress measuresCortisol changesStyle componentsHigher baseline levelsOlder individualsGreater stress responseIndividualsCortisol levelsYoung individualsPersonalityChimpanzeesMeasuresStress responseFuture studies